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Unit 4Astronomy:the science of the stars.单项填空1Dr.Peter Spence,_ headmaster of the school,told us,“_ fifth of pupils here go on to study at Oxford and Cambridge.”A/;A B/;TheCthe;The Da;A答案A解析句意为:彼得斯宾塞博士,即学校的校长告诉我们:“这里五分之一的学生会继续在牛津和剑桥大学学习。”Dr.Peter Spence与其后的headmaster of the school是同位关系,表示官职的名词前应使用零冠词。表示分数时,其分子可用冠词a或one。2Tom has agreed to let me use his car, and_Im treating him to a good dinner at the newlybuilt restaurant just around the corner.Ain charge Bin placeCin return Din turn答案C解析考查介词短语的辨析。in charge负责,掌管;in place在适当的位置;in return作为回报;in turn反过来。句意为:汤姆同意让我用他的车,作为回报,我要在拐角处新开的饭馆请他好好吃一顿。3The computer system_suddenly while he was searching for information on the Internet.Abroke down Bbroke outCbroke up Dbroke in答案A解析考查动词短语辨析。break down 出故障;break out(战争、火灾等)爆发;break up 解散,分手;break in 闯入。句意为:他在网上查找信息时电脑系统突然坏了。4The school has developed an online system_students can choose their own teachers.Awhich Bwhen Cthat Dwhere答案D解析考查定语从句的引导词。先行词为system,且在从句中作状语,故用where引导。句意为:学校研发了一个网络系统,在这一系统中学生可以选择自己的老师。5The meeting was held in a lively_and everybody felt free to share his ideas.Aatmosphere BweatherCsituation Dphenomenon答案A解析考查名词词义辨析。atmosphere气氛,氛围;weather 天气;situation情形,状况;phenomenon现象。6The manager had fallen asleep where he_,without undressing.Awas laying Bwas lyingChad laid Dhad lied答案B解析考查时态。lay放置;搁;产卵,其过去式、过去分词为laid,laid;lie 躺,其过去式、过去分词分别为lay,lain;lie说谎,其过去式、过去分词为lied,lied。句意为:经理没脱衣服就在他躺着的地方睡着了。7Newlyborn babies are good sleepers.The amount of their sleep is_that of adults.Aseveral times larger than Ba few times the size ofCas several times as Da few times deeper than答案A解析考查比较级的用法。倍数的表达法之一是“倍数比较级than”,句子主语为the amount,表示数量,故应用large 或small来修饰,故A项正确。句意为:新生婴儿睡眠很好。他们的睡眠时间是成年人的好几倍。8A policeman was _ him outside the house.Awatching out Bwatching onCwatching over Dwatching for答案C 解析watch over监视,符合语境。watch out当心,注意;watch on关注,注意;watch for注意,当心。9Im not good at singing,you know._Its just for fun.ADont say so. BCome on.CWhat a pity! DCheer up.答案B解析考查情景交际。Dont say so.不要这样说。不符合情景交际的特点;Come on得了吧;来吧;What a pity!真可惜!真遗憾!Cheer up振作点。答语句意为:来吧!我们只是玩。10Sorry, Im late for work.Is that_you got stuck in a traffic jam again?Awhy Bhow Cbecause Dwhen答案C解析考查句型的辨析运用。This/That/It is because.那是因为,从句表示原因;This/That/It is why.那就是原因,从句表示结果。由语境可知C项正确。句意为:对不起,我上班晚了。那是因为你又遇上了交通堵塞吗?11In a modern society full of fierce competitions,_ a person does is not always the same as _ he says.Awhat;what Bwhat;thatCthat;that Dthat;what答案A解析这是一个由what引导的主语从句和宾语从句构成的复合句。what分别在这两个从句中作does和says的宾语。that引导名词性从句只起引导句子的作用,在所引导的名词性从句中不作任何成分。12Earth is a rocky planet where there is liquid water,which is necessary for life to _.Acome Bexist Cstand Dhappen答案B解析后半句句意为:水的存在是生命存在的必要条件。exist vi.存在;生存,符合题意。13We should respect others_others will respect us.Aso that Bin caseCfor fear that Dnow that答案A解析考查状语从句的连接词。so that 因此,以便于;in case 以防,万一;for fear that 担心;now that 既然。句意为:我们应该尊重他人,这样他人才会尊重我们。14I was disappointed when I failed again.Dont be so discouraged.Youll be successful _.Afor some time Bat one timeCon time Din time答案D解析根据答语句意“别那么灰心,你迟早会成功的。”可知应选in time。15_is obviously right is to give all children equal opportunities to develop their special gift.AIt BAs CThat DWhat答案D解析引导一个主语从句,在从句中作句子的主语,所以用what。句意为:明显正确的(做法)就是,给所有的孩子提供平等发展特殊才能的机会。.完形填空It may be difficult to understand nonverbal messages because different cultures have different expectations about eye contact,physical _1_,body gestures,etc.Lets consider eye contact.Children from many Latin American and Asian _2_ show respect by avoiding the glance of important persons.A teacher whos _3_ with this,however,might consider the lack of eye contact as a sign of _4_.For many American Indian children,_5_ a teacher in the eye and answering her question in front of the class is “showing off”Culture greatly _6_ attitudes towards physical contact,whether its a handshake,hug,or pat on the back.In Asia,female friends _7_ hold hands and men casually(随便地) hug one another as they walk down the street.Americans,however,may feel _8_ with such public behavior.
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